\documentclass[tikz]{standalone}
\usepackage{amsmath, amssymb}
\usepackage{tikz, tkz-euclide, pgfplots}
\usetkzobj{all}
\pgfplotsset{compat=1.15}

\begin{document}
\begin{tikzpicture}
\begin{scope}[line width = 10]
\clip (-5.000000,-5.000000) rectangle (5.000000,5.000000);
\tkzDefPoint(-5.000000, -5.000000){corner_A}
\tkzDefPoint(-5.000000, 5.000000){corner_B}
\tkzDefPoint(5.000000, 5.000000){corner_C}
\tkzDefPoint(5.000000, -5.000000){corner_D}
\tkzDrawPolygon[fill=white, color=white](corner_A,corner_B,corner_C,corner_D)

\tkzDefPoint(2.057143, 2.942857){A}
\tkzDefPoint(-2.471429, 2.528571){B}
\tkzDefPoint(-0.442857, -0.328571){C}
\tkzDefPoint(-2.714286, -2.400000){D}
\tkzDefPoint(0.257143, -2.114286){E}
\tkzDefPoint(2.314286, -0.742857){F}

\tkzSetUpLine[line width=10]
\tkzSetUpPoint[size=3]
\tkzDrawSegment(A,B)
\tkzDrawSegment(B,C)
\tkzDrawSegment(C,D)
\tkzDrawSegment(D,E)
\tkzDrawSegment(E,F)

\tkzDrawCircle[circum](B,C,A)

\tkzDrawPoint(A)

\tkzDrawPoint(B)
\tkzDrawPoint(C)
\tkzDrawPoint(D)
\tkzDrawPoint(E)
\tkzDrawPoint[size=5](F)

\end{scope}
\end{tikzpicture}
\end{document}
